978968414 has 8 divisors (see below), whose sum is σ = 1473754728. Its totient is φ = 487716840.

The previous prime is 978968411. The next prime is 978968429. The reversal of 978968414 is 414869879.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 978968414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (978968411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 882992 + ... + 884099.

It is an arithmetic number, because the mean of its divisors is an integer number (184219341).

Almost surely, 2^978968414 is an apocalyptic number.

978968414 is a deficient number, since it is larger than the sum of its proper divisors (494786314).

978968414 is a wasteful number, since it uses less digits than its factorization.

978968414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767370.

The product of its digits is 3483648, while the sum is 56.

The square root of 978968414 is about 31288.4709437838. The cubic root of 978968414 is about 992.9397413932.

The spelling of 978968414 in words is "nine hundred seventy-eight million, nine hundred sixty-eight thousand, four hundred fourteen".